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115-Mudstone with Conchoidal Fracture $10.00
Mystery includes rock, fossil, or mineral sample and Mystery questions with teaching instructions.

SAMPLES:
A piece of mudstone, homogeneous and with obviously curving surfaces

TEACHING OBJECTIVES:
To introduce the concept of conchoidal fracture, common to rocks and minerals that are homogeneous and very fine grained
To introduce the rock type, mudstone

GRADES 2-8
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Ruth Deike
Rock Detective Geoscience Education
395 Deer Run Drive
Nellysford , VA 96080

Phone: 434-263-3737

EMAIL:

 

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